Results 91 to 100 of about 9,249,351 (292)

On finite groups isospectral to simple classical groups

open access: yesJournal of Algebra, 2015
The spectrum $ω(G)$ of a finite group $G$ is the set of element orders of $G$. Finite groups $G$ and $H$ are isospectral if their spectra coincide. Suppose that $L$ is a simple classical group of sufficiently large dimension (the lower bound varies for different types of groups but is at most 62) defined over a finite field of characteristic $p$. It is
openaire   +3 more sources

Simple groups contain minimal simple groups [PDF]

open access: yes, 1997
It is a consequence of the classification of finite simple groups that every non-abelian simple group contains a subgroup which is a minimal simple ...
Ward, M. B.   +8 more
core   +1 more source

Electrospun Wood‐Derived Biopolymers as Electrodes in Electrochemical Energy Storage Technologies

open access: yesAdvanced Functional Materials, EarlyView.
Electrospinning transforms wood‐derived cellulose and lignin into architecturally defined, binder‐free carbon electrodes with tuneable porosity and functionality. This review shows how fibre design enables decoupled charge and mass transport, enhancing performance across battery systems, while identifying key challenges in spinnability, scalability ...
Michael W. Thielke   +3 more
wiley   +1 more source

On the number of prime order subgroups of finite groups [PDF]

open access: yes, 2009
Let G be a finite group and let ?(G) be the number of prime order subgroups of G. We determine the groups G with the property ?(G)??G?/2?1, extending earlier work of C. T. C.
Scott, Stuart   +3 more
core   +1 more source

Embedded Ferroelectric Nanoclusters Can Drive Polarization Reversal in a Non‐Ferroelectric Polar Film via the Proximity Effect

open access: yesAdvanced Functional Materials, EarlyView.
Ferroelectric nanoclusters create local internal fields in a normally non‐switchable polar film because of polarization mismatch at their interfaces. That field opposes polarization in the regions with larger polarization and reinforces polarization in the regions with smaller polarization.
Anna N. Morozovska   +5 more
wiley   +1 more source

About Periodic Shunkov Group Saturated with Finite Simple Groups of Lie Type Rank 1

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2016
The property of group G to be saturated with given set of groups X is a natural generalization of locally-cover definition (in class of locally finite groups) on periodic groups. Locally-finite group, witch has a locally-cover contains from finite simple
A. Shlepkin
doaj  

Finite simple groups with number of zeros slightly greater than the number of nonlinear irreducible characters [PDF]

open access: yesInternational Journal of Group Theory, 2012
The aim of this paper is to classify the finite simple groups with the number of zeros at most seven greater than the number of nonlinear irreducible characters in the character tables. We find that they are exactly A$_{5}$, L$_{2}(7)$ and A$_{6}$.
Guangju Zeng
doaj  

Commuting involutions in finite simple groups

open access: yesEuropean Journal of Mathematics
Abstract We prove that if G is a finite simple group and $$x, y \in G$$ x , y ∈ G are involutions, then
Guralnick, Robert, Robinson, Geoffrey R.
openaire   +3 more sources

On the maximal subgroups of finite simple groups

open access: yesJournal of Algebra, 1964
In the course of their proof of the solvability of groups of odd order, W. Feit and J. G. Thompson [I] establish many deep properties of the maximal subgroups of a minimal simple group 8 of odd order. Perhaps the most important of these results is the following: if for some prime p, 6 possesses an elementary abelian subgroup of order p3, then there ...
Gorenstein, Daniel, Walter, John H
openaire   +2 more sources

Two‐Photon Grayscale Lithography (2GL) of High Mechanical and Optical Quality 3D Silica Glass Microstructures

open access: yesAdvanced Functional Materials, EarlyView.
Two‐photon grayscale lithography (2GL) enables high‐speed and precise 3D printing of thermolyzed silica glass microstructures with optical‐grade surface quality, high quality factors, and mechanical strength utilizing a custom‐made pre‐glass resist based on polyhedral oligomeric silsesquioxane (POSS) modified with a high‐sensitivity Norrish type II ...
Jonathan L. G. Schneider   +4 more
wiley   +1 more source

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